Shelf support beam



FIG. 1 is an isometric view of the shelf support beam according to the present invention;

FIG. 2 is a front isometric view thereof;

FIG. 3 is another front isometric view thereof;

FIG. 4 is a rear isometric view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a left side elevation view thereof;

FIG. 10 is a right side elevation view thereof;

FIG. 11 is a cross-section view of a portion of the view of FIG. 3; and,

FIG. 12 is a rear isometric view of the view of FIG. 11.

The broken dash lines in the figures are for illustrative purposes only and represent non-claimed environmental subject matter. Neither the portions of the invention shown in broken dash line nor the broken dash lines themselves form any part of the claimed invention.

The diagonal lines illustrated on the end of the enlarged portion of the shelf support beam in FIGS. 11, 12 represent a cross-section and do not form any part of the claimed design. 

CLAIM The ornamental design for a shelf support beam, as shown and described. 